National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-8602 Detail

Current Description

The .sethalftone5 function in psi/zht2.c in Ghostscript before 9.21 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted Postscript document that calls .sethalftone5 with an empty operand stack.

Source:  MITRE
Description Last Modified:  04/14/2017
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 7.8 HIGH
Vector: AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 1.8

Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 6.8 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:P/I:P/A:P) (V2 legend)
Impact Subscore: 6.4
Exploitability Subscore: 8.6

Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): Partial
Integrity (I): Partial
Availability (A): Partial
Additional Information:
Victim must voluntarily interact with attack mechanism
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink Resource
http://git.ghostscript.com/?p=ghostpdl.git;a=commitdiff;h=f5c7555c303 Issue Tracking Patch Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2017-0013.html
http://rhn.redhat.com/errata/RHSA-2017-0014.html
http://www.debian.org/security/2016/dsa-3691
http://www.openwall.com/lists/oss-security/2016/10/11/5 Mailing List Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/10/11/7 Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/95311 Third Party Advisory VDB Entry
https://bugs.ghostscript.com/show_bug.cgi?id=697203 Issue Tracking Patch
https://bugzilla.redhat.com/show_bug.cgi?id=1383940 Issue Tracking Patch
https://ghostscript.com/doc/9.21/History9.htm Patch Vendor Advisory
https://security.gentoo.org/glsa/201702-31

Technical Details

Vulnerability Type (View All)

  • Incorrect Type Conversion or Cast (CWE-704)

Change History

4 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-8602
NVD Published Date:
04/14/2017
NVD Last Modified:
01/04/2018